[REBOL] Re: Changing prompt without feedback
From: rebol::techscribe::com at: 14-Nov-2000 11:23
Hi Joel,
> One (awkward, IMHO) way to sidestep this is with the following kludge
>
> >> do [system/console/prompt: "Huh? " prin ""]
> Huh? blort: 3
> == 3
> Huh?
>
> based on the fact that DOing a block returns the value of the last
> expression in the block (and PRIN doesn't have a return value).
>
Simpler yet:
>> system/console/prompt: "$ " halt
$
You don't need the do and block combination. Result is the same because REBOL
returns the value of the last expression of your input only, as in
>> 3 4 5 6 7 8 9
== 9
Elan
